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2026-01-11 - 13:08
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 100 highest latencies:
System rack7slot0.osadl.org (updated Sun Jan 11, 2026 00:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650650,0irq/26-eth1-rx-0-21swapper/119:08:091
112750610,0irq/25-eth00-21swapper/319:05:193
120650600,0irq/26-eth1-rx-0-21swapper/019:09:450
120750550,0irq/27-eth1-tx-0-21swapper/219:05:572
8358991511,0cyclictest11020-21basename21:50:143
835899140,0cyclictest0-21swapper/320:25:133
835899140,0cyclictest0-21swapper/319:10:163
8357991413,0cyclictest32138-21bash23:45:022
8357991413,0cyclictest21602-21sshd22:03:082
8356991413,0cyclictest0-21swapper/122:13:371
835699140,0cyclictest0-21swapper/119:55:151
8355991413,0cyclictest0-21swapper/023:34:120
271140,0ktimersoftd/20-21swapper/222:28:142
8358991312,0cyclictest13215-21sshd21:39:403
8358991312,0cyclictest0-21swapper/319:45:223
8358991311,0cyclictest319-21diskmemload23:00:383
8358991311,0cyclictest0-21swapper/323:55:363
8357991312,0cyclictest0-21swapper/222:52:092
8357991312,0cyclictest0-21swapper/200:27:252
8357991312,0cyclictest0-21swapper/200:15:542
8356991313,0cyclictest0-21swapper/121:35:451
8356991312,0cyclictest0-21swapper/123:35:021
8355991312,0cyclictest28856-21sshd21:36:390
8355991310,0cyclictest14867-21sshd22:29:440
835599130,0cyclictest15155-21sshd22:57:290
1599130,0watchdog/019246-21bash00:05:040
112750130,0irq/25-eth026167-21users22:20:203
8358991211,0cyclictest22846-21sshd22:30:553
8358991211,0cyclictest0-21swapper/323:09:563
8358991211,0cyclictest0-21swapper/322:07:543
8358991211,0cyclictest0-21swapper/300:13:153
8358991210,0cyclictest0-21swapper/322:47:593
835899120,0cyclictest0-21swapper/323:45:013
8357991211,0cyclictest5548-21bash23:51:242
8357991211,0cyclictest0-21swapper/222:47:042
8357991210,0cyclictest0-21swapper/223:36:122
8357991210,0cyclictest0-21swapper/222:23:432
8357991210,0cyclictest0-21swapper/222:14:462
835799120,0cyclictest27139-21sshd21:47:282
835799120,0cyclictest16320-21sshd21:51:032
835799120,0cyclictest0-21swapper/221:19:212
835799120,0cyclictest0-21swapper/200:11:312
835799120,0cyclictest0-21swapper/200:02:272
8356991211,0cyclictest0-21swapper/122:43:131
8356991211,0cyclictest0-21swapper/122:04:541
8356991210,0cyclictest0-21swapper/121:46:191
835699120,0cyclictest0-21swapper/122:16:301
8355991212,0cyclictest0-21swapper/022:23:410
8355991211,0cyclictest0-21swapper/000:32:160
835599120,0cyclictest0-21swapper/022:00:280
835599120,0cyclictest0-21swapper/021:51:030
835599120,0cyclictest0-21swapper/021:20:180
835599120,0cyclictest0-21swapper/000:20:460
41120,0ktimersoftd/028825-21bash23:05:200
191120,0ktimersoftd/10-21swapper/122:52:441
8358991111,0cyclictest319-21diskmemload22:55:323
8358991111,0cyclictest0-21swapper/323:38:383
8358991111,0cyclictest0-21swapper/321:56:463
8358991111,0cyclictest0-21swapper/300:36:153
8358991111,0cyclictest0-21swapper/300:26:433
8358991110,0cyclictest0-21swapper/300:15:263
835899110,0cyclictest4099-21sshd21:15:513
835899110,0cyclictest22071-21bash00:00:003
835799115,0cyclictest4859-21bash23:56:552
8357991111,0cyclictest0-21swapper/223:09:282
8357991111,0cyclictest0-21swapper/221:36:392
835799110,0cyclictest6677-21bash23:18:172
835799110,0cyclictest0-21swapper/222:59:572
835799110,0cyclictest0-21swapper/222:44:362
8356991111,0cyclictest319-21diskmemload22:28:211
8356991111,0cyclictest0-21swapper/123:50:151
8356991111,0cyclictest0-21swapper/122:07:471
8356991111,0cyclictest0-21swapper/119:45:211
8356991111,0cyclictest0-21swapper/119:20:161
8356991111,0cyclictest0-21swapper/100:35:341
8356991111,0cyclictest0-21swapper/100:30:401
8356991110,0cyclictest319-21diskmemload23:58:501
8356991110,0cyclictest319-21diskmemload22:33:271
8356991110,0cyclictest24157-21sshd00:16:581
835599119,0cyclictest0-21swapper/022:49:430
835599119,0cyclictest0-21swapper/021:47:320
8355991111,0cyclictest0-21swapper/022:42:090
8355991111,0cyclictest0-21swapper/021:15:300
8355991111,0cyclictest0-21swapper/020:59:560
8355991110,0cyclictest6878-21fw_forwarded_lo00:25:140
8355991110,0cyclictest0-21swapper/000:16:090
835599110,0cyclictest0-21swapper/020:43:120
271110,0ktimersoftd/20-21swapper/200:33:142
112750110,0irq/25-eth00-21swapper/200:39:582
112750110,0irq/25-eth00-21swapper/121:43:101
112750110,0irq/25-eth00-21swapper/023:10:080
112750110,0irq/25-eth00-21swapper/021:40:120
9950100,0irq/24-0000:00:0-21swapper/000:10:400
835899109,0cyclictest21825-21sshd23:20:453
835899109,0cyclictest0-21swapper/322:50:253
835899109,0cyclictest0-21swapper/321:12:013
835899101,0cyclictest0-21swapper/321:20:173
8358991010,0cyclictest0-21swapper/322:19:173
8358991010,0cyclictest0-21swapper/321:46:383
8358991010,0cyclictest0-21swapper/320:40:123
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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